著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Williamson, James Alexander and Skelton, R. A. (Raleigh Ashlin)",The Cabot voyages and Bristol discovery under Henry VII,,Published for the Hakluyt Society at the University Press,1962,Works,,,,https://cir.nii.ac.jp/crid/1130282272079927552